Dariusz Kulak

发表

Costs and efficiency of timber harvesting by NIAB 5–15 processor mounted on a farm tractor

Janusz M. Sowa, Dariusz Kulak, Grzegorz Szewczyk, 2007 .

Selection of time study methods for forest operations

Dariusz Kulak, Grzegorz Szewczyk, Janusz M. Sowa, 2017 .

Productivity and Time Consumption of Timber Extraction with a Grapple Skidder in Selected Pine Stands

Dariusz Kulak, Grzegorz Szewczyk, Arkadiusz Stańczykiewicz, 2017 .

An impact of opening a forest stand with skidding trails on the disturbance to outer soil layers caused by mechanised timber harvesting

Dariusz Kulak, Grzegorz Szewczyk, Arkadiusz Stańczykiewicz, 2016 .

Damages to the surface layer of soil during timber harvesting using the equipment aggregated with farm tractors

Dariusz Kulak, Grzegorz Szewczyk, Janusz M. Sowa, 2012 .

Probability of Occurrence of Soil Disturbances during Timber Harvesting

Janusz M. Sowa, Dariusz Kulak, 2008 .

THE METHODOLOGICAL BASIS FOR ADJUSTMENT OF SUPPLEMENTARY WORKTIME IN LOGGING AND TIMBER SKIDDING

Dariusz Kulak, Grzegorz Szewczyk, Janusz M. Sowa, 2013 .

Multifactor analysis of time consumption in manipulation and cutting stacked wood into length

Dariusz Kulak, Grzegorz Szewczyk, Janusz M. Sowa, 2012 .

A comparison of methods to estimate harvest-induced damage to the soil using the example of a beech timber stand

Dariusz Kulak, D. Kulak, 2014 .

Damage to trees and regeneration layer resulting from timber harvesting with the use of equipment aggregated with farm tractors in thinned pine stands

Dariusz Kulak, Grzegorz Szewczyk, Janusz M. Sowa, 2012 .